Typically it will take about a week to complete primary fermentation. Most brewers don't rack to a secondary fermentation vessel. Primary fermentation and ageing in the same vessel for two to three weeks seems to be the norm form most ales. Also for most ales identical consecutive gravity readings at least 24 hours apart indicates fermentation completion.

Typically it will take about a week to complete primary fermentation. Most brewers don't rack to a secondary fermentation vessel. Primary fermentation and ageing in the same vessel for two to three weeks seems to be the norm form most ales. Also for most ales identical consecutive gravity readings at least 24 hours apart indicates fermentation completion.